Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D245/00—Heterocyclic compounds containing rings of more than seven members having two nitrogen atoms as the only ring hetero atoms
  • C07D245/04—Heterocyclic compounds containing rings of more than seven members having two nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems

Definitions

• R R R and R which may be identical to or different from each other, are each hydrogen, halogen, lower alkyl or lower alkoxy,
• R is hydrogen, lower alkyl, lower alkenyl or aralkyl, Where the aryl moiety of said aralkyl may have one or more halogen, lower alkyl or lower alkoxy substituent attached thereto,
• R and R which may be identical to or different from each other, are alkyl, hydroxyalkyl, alkoxyalkyl, aryl, aralkyl or, together with each other and the nitrogen atom to which they are attached, form a 5- to 7-membered basic heterocyclic ring which may have one or more lower alkyl substituents attached thereto, and
• A is a bivalent acyclic hydrocarbon of 2 to 3 carbon atoms
• the reaction may, however, also be carried out especially advantageously in the presence of a polar solvent containing hydroxyl groups, such as Water or alcohols, preferably at temperatures up to and including the boiling point of the polar solvent.
• a polar solvent containing hydroxyl groups such as Water or alcohols
• suitable such bases are inorganic hydroxides, such as alkali metal hydroxides; metal alcoholates, such as alkali metal alcoholates; inorganic carbonates, such as alkali metal carbonates; and organic bses, preferably organic quaternary ammonium hydroxides.
• Method B By reacting a 5,6,11,IZ-tetrahydro-dibenzo[b,f][1,5]- diazocine-6,12-dione of the Formula 11 above with a dihaloalkane of the formula HalA-Ha1' (IV) wherein A has the same meanings as in Formula I above and Hal and Hal are identical or different halogens, and subsequently reacting the 11-haloalkyl-benzo[b,f] [1,5]- diazocine-6,12-dione thus obtained with a secondary amine of the formula 1 (V) wherein R and R have the same meanings as in Formula I.
• reaction between the tetrahydro-dibenzodiazocinedione II and the dihaloalkane IV is carried out under the conditions set forth under method A above.
• the reaction between the ll-haloalkyl-tetrahydrodibenzodiazocinedione and the secondary amine V is carried out in the presence of an inert organic solvent at elevated temperatures, advantageously at the boiling point of the particular solvent which is used.
• suitable such solvents are aromatic hydrocarbons or aliphatic halohydrocarbons.
• the reaction is further advantageously carried out in the presence of a reaction accelerator, such as potassium iodide.
• the secondary amine V is preferably used in an amount in excess of the stoichiometrically required amount, and may under these conditions simultaneously serve as the solvent medium for the reaction.
• the cyclization reaction with carbodiimide is carried out in the presence of an inert solvent at room temperature.
• an inert solvent preferably at the boiling point of the particular solvent which is used.
• suitable solvents for either of these cyclization reactions are dioxane, dimethylformamide, tetrahydrofuran or chloroform.
• this hydrogen atom may, if desired, subsequently be replaced by a lower alkyl, lower alkenyl or aralkyl radical pursuant to customary methods, such as by reacting said end product with a lower alkyl halide, lower alkenyl halide or aralkyl halide.
• the starting compounds for methods A through C above are either known compounds or may be readily prepared by known methods.
• the starting compounds of the Formula VI above may readily be prepared pursuant to known methods, such as by reducing a corresponding N-aminoalkyLN-(Z-nitrobenzoyl)-anthranilic acid ester and subsequently hydrolyzing the reduction product to form the corresponding carboxylic acid.
• N-(2-diethylamino-ethyl)-N- anthranoyl-anthranilic acid methyl ester M.P.
• 91 C. may be prepared by reacting N-(2-diethylamino-ethyl)- anthranilic acid methyl ester with 2-nitrobenzoyl chloride to form N-(2-diethylamino-ethyl)-N-(2-nitrobenzoyl)-anthranilic acid methyl ester (M.P. 86-87 C.), and subjecting the latter to catalytic reduction.
• the compounds of the Formula I above are organic bases and therefore form acid addition salts with inorganic or organic acids.
• non-toxic, pharmacologically acceptable acid addition salts include, but are not limited to, those formed with hydrochloric acid, hydrobromic acid, sulfuric acid, phosphoric acid, lactic acid, citric acid, tartaric acid maleic acid, 8-chlorotheophylline and the like.
• Example 1 Preparation of 5-methyl-11-[3-(4-methylpiperazino) n propyl]5,6,11,12-tetrahydro-dibenzo [b,f][1,5]diazocine-6,l2-dione by method A
• the crystalline product was identified to be 5- methyl-l1-[3-(4-methyl-piperazino) n propyl]-5,6,11, 12-tetrahydro-dibenzo[b,f][ 1,5]diazocine 6,12 dione, M.P.
• the resulting mixture was refluxed for 30 minutes, then filtered, and the solvent was distilled from the filtrate in vacuo.
• the residue was taken up in a mixture of ethylacetate and sodium hydroxide, and the organic phase was extracted with 3 N hydrochloric acid.
• the aqueous acid extract solution was adjusted to pH 9-10 with sodium carbonate, saturated with sodium chloride, the oil precipitated thereby was taken up in ethylacetate, and the resulting solution was dried and evaporated.
• Example 6 Using a procedure analogous to that described in Example l, S-methyl-lI-(Z-dimethylamino-ethyl)-5,6,11,12- tetrahyro-dibenzo[b,f][1,5]diazocine-6,l2 dione, M.P. 140 C., was prepared from 5-methyl-5,6,l1,l2-tetra'hydro dibenzo[b,f][1,5]diazocine-6,12 dione and 2 dimethylamino-ethyl chloride.
• Example 7 Using a procedure analogous to that described in EX- arnple 1, S-methyl-l1-(3-dimethylamino-n-propyl)-5,6,11, 12-tetrahydro-dibenzo[b,f][l,5]diazocine 6,12 dione, M.P. 124 C., was prepared from 5-methyl-5,6,11,12-tetrahydro-dibenzo[b,f][l,5]diazocine-6,12-dione and 3 dimethylamino-n-propyl chloride.
• Example 8 Using a procedure analogous to that described in Example l, S-methyl-l1-(3-pyrr0lidino-n-propy1)-5,6,11,12- tetrahydro-dibenzo[b,f][1,5]diazocine-6,12 dione, M.P. C., of the formula was prepared from 5-methyl-5,6,11,12-tetrahydro-dibenzo [b,f] [1,5]diazocine-6,12-dione and 3-pyrrolidino-n-pr-opyl chloride.
• Example 9 Using a procedure analogous to that described in Example 1, S-methyl-l 1-(3-piperidino-n-propyl)-5,6,1 1,12- tetrahydrobenzo[b,f] [1,5]-diazocine-6,12 dione, M.P. 125 C., of the formula was prepared from -methyl-5,6,l1,12-tetrahydro-dibenzo [b,f][1,5]diazocine-6,12-dione and 3-piperidino-n-propyl chloride.
• Example 10 Using a procedure analogous to that described in Example 1, S-methyl-l l-(2-mo1'ph0lin0 ethyl) 5,6,11,12- tetrahydro-dibenzo[b,f] [1,5]diazocine-6,l2 dione, M.P. 176 C., was prepared from 5-methyl-5,6,11,12-tetrahydro-dibenzo[b,f] [1,5]diazocine-6,12 dione and 2 morpholino-ethyl chloride.
• Example 11 Using a procedure analogous to that described in Example l, S-ethyl-ll-(3-dimethylamino-n-propyl) 5,6,11, 1Z-tetrahydro-dibenzo[b,f][1,5]diazocine 6,12 dione, M.P. 140-142 C., was prepared from 5-ethyl-5,6,l1,l2- tetrahydro-dibenzo [b,f] [1,5]diazocine-6,12 dione and 3- diethylamino-n-propyl chloride.
• Example 12 Using a procedure analogous to that described in Example 1, 5-methyl-8-brorno-11-(2-morpholino-ethyl)-5,6, 11,12-tetrahydro-dibenzo[b,f][1,5]diazocine-6,12 dione, M.P. 236 C., (decomposition), was prepared from 5- methyl-8-bromo-5,6,l1,12-tetrahydro dibenzo[b,f][l,5] diazocine-6,12-dione and 2-morpholino-ethyl chloride.
• Example 13 Using a procedure analogous to that described in Example 1, 5-methyl-8-bromo-1I-(Z-diethylamino-ethyl)-5,6, 11,12-tetrahydro-dibenzo[b,f] [1,5] diazocine-6,l2 dione, M.P. 103 C., was prepared from 5-methyl-8-bromo-5,6, 11,1Z-tetrahydro-dibenzo[b,f] [1,5 ]diazocine-6,12 dione and 2-diethylaminoethyl chloride.
• Example 14 Using a procedure analogous to that described in Example 1, 5-methyl-8-bromo-11-(3 dimethylamino npropyl)-5,6,11,l2-tetrahydro dibenzo [b,f] [1,5]diazocine- 6,12-dione, M.P. 81 C., was prepared from S-methyl-S- homo-5,6,11,12-tetrahydro dibenzo[b,f] [l,5]diazocine- 6,12-dione and 3-dimethylamino-n-propyl chloride.
• Example 15 Using a procedure analogous to that described in Example 1, 5-methyl-8-bromo-11-(3-piperidino-n-propyl)-5, 6,11,12-tetrahydro-dibenzo[b,f] [1,5-]diazocine 6,12 dione, M.'P. 73 C., was prepared from S-methyl-S-bromo- 5,6,1l,12-tetrahydro-dibenz0[b,f] [1,5]diazocine-6,12 dione and 3-piperidino-n-propyl chloride.
• Example 16 Using a procedure analogous to that described in Example l, 2-bromo-5-methyl-l1-(2-diethylamino-ethyl)-5,
• Example 17 Using a procedure analogous to that described in Example 1, 2-bromo-5-methy1-11-(3'morpholino-n-propyl)- 5,6,11,12-tetrahydro-dibenzo[b,f] [l,5]diazocine-6,12 di one, M.P. 146 C., was prepared from 2-bromo-5-methyl- 5,6,11,1Z-tetrahydro-dibenzo[b,f] [1,5]diazocine-6,12 di one and 3-morpholino-n-propyl chloride.
• Example 18 Using a procedure analogous to that described in Example 1, S-n-propyl-lI-(Z-dimethylamino-ethyl) 5,6,11, IZ-tetrahydro-dibenzo[b,f][1,5]diazocine 6,12 dione, M.P. 60 C., (decomposition) of the formula was prepared from 5-n-propyl-5,6,ll,l2-tetrahydro-dibenzo[b,f] [1,5 ]diazocine-6,12-dione and Z-diethylaminoethyl chloride.
• Example 19 Example 20 Using a procedure analogous to that described in Example 1, 5-allyl 11-[3-(4-methyl-piperazino)-n-propyl]- 5,6,11,12 tetrahydro-dibenzo[b,f][1,5]diazocine-6,12-dione of the formula was prepared from 5-allyl-5,6,11,12-tetrahydro-dibenzo- [b,f] [1,5 ]diazocine-6,12-dione and 3-(4-methyl-piperazino)-n-propyl chloride. Its dihydrochloride had a melting point of 252 C.
• Example 21 Using a procedure analogous to that described in Example l, 5-benzyl 1l-[3-(4-methyl-piperazino)-n-propy]- 9 5,6,11,12 tetrahydro dibenzo[b,f][1,5]diazocine-6,l2- dione of the formua CHa-N N( CH2);
• a CHz-CnHx was prepared from 5-benzyl-5,6,11,12-tetrahydro-dibenzo- [b,f] [1,5] diazocine 6,12 dione and 3-(4-methyl-piperazino)-n-propyl chloride. Its bis-maleate had a melting point of 165-166 C.
• Example 22 Using a procedure analogous to that described in Example 1, 2-chloro-5-methyl-11-[3-(4-methyl-piperazino)- n-propyl]-5,6,1l,l2 tetrahydro dibenzo [b,f] [1,5 Jdiazocine-6,12-dione of the formula was prepared from 2-chloro-5-methyl-5,6,11,12-tetrahydrodibenzo[b,f] [l,5]diazocine-6,12-dione and 3-(4-methyl-piperazino-n-propyl chloride. Its bis-maleate had a melting point of 169 C.
• Example 23 Using a procedure analogous to that described in Example l, 2-chloro-5-methyl-l1-(2-diethylamino-ethyl)-5,- 6,11,12 tetrahydro dibenzo[b,f] [1,5 ]diazocine-6,l2-dione, M.P. 103 C., was prepared from 2-chloro5-methyl- 5,6,11,12-tetrahydro-dibenzo [b,f] [1,5]diazocine -6,12 dione and Z-diethylamino-ethyl chloride.
• Example 24 Using a procedure analogous to that described in Example 1, S-methyl 7 chloro-1l-(2-morpholino-ethyl)- 5,6,11,12-tetrahydro dib'enzo[b,f][1,5]diazocine 6,12- dione, M.P. 157 C., of the formula 2)2 L/ I E I I) C 1 O C Hz was prepared from -methyl-7-chloro-5,6,11,12-tetrahydro-dibenzo[b,f] [1,5]diazocine 6,12 dione and 2-rn0rpholino-ethyl chloride.
• Example 25 Using a procedure analogous to that described in Example l, 5-methyl-7-chloro-11-[3-(4-methyl-piperazino)- n-propyl] -5,6,11,12 tetrahydro dibenzo[b,f][l,5]diazocine-6,l2-dione was prepared from 5-methyl-7-chloro- 5,6,1 1,12-tetrahydro-dibenzo[b,f] [1,5 ]diazocine-6,12 dione and 3-(4-methyl-piperazino)-n-propyl chloride. Its bis-maleate had a melting point of 170 C.
• Example 26 Using a procedure analogous to that described in Example 1, 5-methyl-8-chloro-1 l- [3- Lmethyl-piperazino n-propyl] 5,6,11,12 tetrahydro-dibenzo [b,f] [1,5]diazocine-6,12-dione was prepared from 5-methyl-8-chloro-5,6,- 11,12-tetrahydro dibenzo [-b,f] [1,5] diazocine 6,12-dione and 3-(4-methyl-piperazino)-n-propyl chloride. Its bismaleate had a melting point of C.
• Example 27 Using a procedure analogous to that described in Example 1, S-methyl 8 chloro-ll-(3-dimethylamino-npropyl)-5,6,1l,l2 tetrahydro dibenzo[b,f][l,5]diazocine-6,12-dione, a non-distillable oil, was prepared from 5- methyl 8 chloro 5,6,11,1Z-tetrahydro-dibenzo[b,f] [1,5]diazocine-6,12-dione and 3-dimethylamino-n-propyl chloride.
• Example 28 Using a procedure analogous to that described in Example 1, 5 methyl-8-chloro-l1-(3-morpholino-n-propyl)- 5,6,11,12-tetrahydro-dibenzo[b,f] [1,5]diazocine 6,12-dione, a non-distillable oil, was prepared from 5-methyl-8- chloro-5,6,11,12-tetrahydro dibenzo[b,f] [1,5 ]diazocine- 6,12-dione and 3-morpholino-n-propyl chloride.
• Example 29 Using a procedure analogous to that described in Example l, 5-methy1-8-chloro 1l-(2-diethylamino-ethyl)- 5,6,11,12 tetrahydro dibenzo[b,f] [1,5]diazocine-6,12- dione, a non-distillable oil, was prepared from S-methyl- S-chloro 5,6,11,12-tetrahydro dibenzo[b,f][1,5]diazocine-6,12-dione and 2-diethylamino-ethyl chloride.
• Example 30 Using a procedure analogous to that described in Example 1, 5-ethyl-8-chloro 11-[3-(4-methyl-piperazino)- n-propyl) 5,6,11,12 tetrahydro-dibenzo[b,f] [1,5 ]diazocine-6,12-dione was prepared from 5-ethyl-8-chloro-5,6,- 11,12-tetrahydro-dibenzo[b,f] [1,5]diazocine 6,12 dione and 3-(4-methyl-piperazino) n propyl chloride. Its bismaleate had a melting point of 169 C.
• Example 31 Using a procedure analogous to that described in Example 1, 5-methyl-9-chloro-l1-[3-(4-methyl-piperazino)- n-propyl] 5,6,11,12 tetrahydro dibenzo[b,f] [l,5]diazocine-6,12-'dione of the formula N NCH:
• W 1 was prepared from 5-methyl-9-chloro-5,6,l1,12-tetrahydrodibenzo [b,t] [1,5]diazocine-6,12-dione and 3-(4-rnethylpiperazino)-n-propyl chloride. Its bis-maleate had a melting point of 170 C.
• Example 32 Using a procedure analogous to that described in Example 1, 5-methyl-9-chloro-l1-(3-morpholino-n-propyl)- 1 1 5,6,11,12 tetrahydro dibenzo[b,f] [1,5 Jdiazocine 6,12- dione, M.P. 132 C., was prepared from 5-methyl-9- chloro-5,6,11,12-tetrahydro dibenzo [b,f] [1,5 Jdiazocine- 6,12-dione and 3-morpholino-n-propyl chloride.
• Example 35 Using a procedure analogous to that described in Example 1, S-methyl 9 chloro-l1-(2-diethylamino-ethy1)- 5,6,11,12 tetrahydro dibenzo [b,f] [l,5]diazocine 6,12- dione, M.P. 132 C., was prepared from 5-methyl-9- chloro-5,6,11,12-tetrahydro dibenzo[b,f] [1,51diazocine- 6,12-dione and 2-diethylaminoethyl chloride.
• Example 36 Using a procedure analogous to that described in Example 1, 5-methyl-9-chloro-1l-(2-morpholino-ethyl)- 5,6,11,12 tetrahydro dibenzo[b,f] [1,5]diazocine-6,12- dione, M.P. 175 C., was prepared from 5-methyl-9- chloro-5,6,11,12-tetrahydro dibenzo[b,f][l,5]diazocine- 6,12-dione and 2-morpholino-ethyl chloride.
• Example 37 Using a procedure analogous to that described in Example 1, 5-ethyl-9-chloro-1l-[3-(4-methyl-piperazino)- n-propyl]-5,6,11,12 tetrahydro dibenzo[b,f] [l,5]diazocine-6,12-dione was prepared from 5ethyl-9-chloro-5,6,- 1 1,12-tetrahydrodibenzo [b,fl 1,5] diazocine-6, l2-dione and 3-(4-methylpiperazino)-n-pr0pyl chloride. Its bis-maleate had a melting point of 166 C.
• Example 38 Using a procedure analogous to that described in Example 1, 5-ethyl-9-chloro-11-(2-diethylamino-ethyl)- 5,6,11,12 tetrahydro dibenzo[b,f] [1,5]diazocine 6,12- dione, M.P. 121 C., was prepared from 5-ethy1-9-chloro- 5,6,11,12 tetrahydro dibenzo[b,f] [1,5]diazocine 6,12- dione and Z-diethylamino-ethyl chloride.
• Example 39 Using a procedure analogous to that described in Example 1, 5-ethyl-9-chloro-1l-(3-dimethylamino-n-propyl)-5,6,11,12-tetrahydro dibenzo [b,f] [1,5]diazocine-6,- 12-dione, M.P. 106 C., was prepared from 5-ethyl-9- chloro-5,6,11,12-tetrahydro dibenzo[b,f][1,5]diazocine- 6,12-dione and 3-dimethylamino-n-propyl chloride.
• Example 40 Using a procedure analogous to that described in Example 1, 5-ethyl-9-chloro-l1-(3-morpholino-n-propyl)- 5,6,11,12 tetrahydro dibenzo[b,f][l,5]diazocine-6,12- dione, a nondistillable oil, was prepared from 5-ethyl-9- chloro-5,6,11,12-tetrahydro dibenzo [b,f] [1,5] diazocine- 6,12-dione and 3-morpholino-n-propyl chloride.
• Example 41 Using a procedure analogous to that described in Example 1, S-methyl chloro-l1-[3-(4-methyl-piperazino)-n-propyl]-5,6,l1,12-tetrahydro dibenzo [b,f] [1,5]- diazocine-6,12-dioue of the formula was prepared from 5-methyl-10-chloro-5,6,l1,12-tetrahydro-dibenzo[b,f] [1,5]diazocine-6,12-dione and 3-(4-methyl-piperazino)-n-propyl chloride. Its bis-maleate had a melting point of 173 C.
• Example 42 Using a procedure analogous to that described in Example 1, 5-methyl-10-chloro-11-(2-morpholino-ethyl)- 5,6,11,12 tetrahydro dibenzo[b,f] [l,5]diazocine 6,12- dione, M.P. 186 C., was prepared from 5-methyl-10- chloro-5,6,11,12-tetrahydro dibenzo [b,f] [1,5 Jdiazocine- 6,12-dione and 2-morpholino-ethyl chloride.
• Example 43 Using a procedure analogous to that described in Example 1, 3,9 dichloro 5 methyl-11-(2-diethylaminoethyl)-5,6,11,12-tetrahydro dibenzo[b,f][l,5]diazocine- 6,12-dione, M.P. C., of the formula was prepared from 3,9-dichloro-5-methyl-5,6,11,l2-tetrahydro-dibenzo [b,f] [1,5]diazocine 6,12 dione and 2-diethylaminoethyl chloride.
• Example 44 Preparation of 11-[2-diethylamino-ethyl] 5,6,11,12-tetrahydro dibenzo[b,f] [1,5]diazocine-6,12- dione by method C
• a mixture of 4.2 gm. (0.0114 mol) of N-(Z-diethylaminoethyl)-N-anthranoyl-anthranilic acid methyl ester, M.P. 91 C., 20 cc. of methanol and 3.5 cc. of 4 N sodium hydroxide was allowed to stand at room temperature for three days. Thereafter, the reaction solution was made acid with hydrochloric acid and was then evaporated.
• the residue the hydrochloride of N-(Z-diethylamino-ethyl) N anthranoyl anthranilic acid
• 50 cc. of dimethylformamide the suspension was admixed with a solution of 5 gm. of diclyclohexylcarbodiimide in 30 cc. of tetrahydrofuran, and the mixture was allowed to stand for two days at room temperature. Thereafter, the dicyclohexylurea which had precipitated out was filtered off, the filtrate was evaporated in vacuo, and the oily residue was taken up in a mixture of 50 cc. of benzene and 1 N hydrochloric acid.
• the aqueous acid phase was separated and made alkaline with sodium hydroxide, whereupon an oil separated out.
• the oil was dissolved in ether, the ethereal solution was admixed with ethereal oxalic acid, the semi-crystalline precipitate formed thereby was isolated and again admixed with sodium hydroxide, and the product obtained was recrystallized benzene/petroleum ether.
• 2.0 gm. (48% of theory) of 11-(2-diethylamino-ethyl)-5,6,11,12-tetrahydro-dibenzo[b,f] [1,5]diazocine-6,12-dione, M.P. 147 C., of the formula were obtained.
• Example 45 Preparation of S-methyl-l1-[3-(4-me-thylpiperazino) n propyl] 5,6,11,12-tetrahydro-dibenzo- [b,f][1,5]diazocine-6,12-dione by method A in polar solvent (21) In aqueous sodium hydroxide-12.6 gm. (0.05 mol) of 5-methyl-5,6,11,12-tetrahydro-dibenzo[b,f] [l,5]
• diazocine-6,12-dione and 2.6 gm. (0.065 mol) of sodium hydroxide were dissolved in 75 cc. of water by briefly heating the mixture to 80 C. Thereafter, 9.7 gm. (0.055 mol) of 3-(4-methyl-piperazino)-n-propyl chloride were added to the solution, and the mixture was heated for 75 minutes at 100 C. and then allowed to cool. The crystalline substance which separated out was collected by vacuum filtration, washed with water and recrystallized from acetone. It had a melting point of 7173 C.
• Example 46 Using a procedure analogous to that described in Example 45(a) S-methyl-S-bromo-l1-[3-(4-methyl-piperazino)-n-propyl] -5,6,11,12-tetrahydro dibenzo [b,f] [1,5]- diazocine-6,12-dione was prepared from 5-methyl-8- bromo-5,6,11,12-tetrahydro dibenzo[b,f] [1,5]diazocine- 6,12-dione and 3-(4-methyl-piperazino) -n-propy1 chloride. Its dihydrochloride had a melting point of 263 C. (decomposition).
• Example 47 Using a procedure analogous to that described in Example 45 (a), 2-chloro-5-methyl-11-[3-(4-methyl-piperazino)-n-propyl]-5,6,11,12-tetrahydro dibenzo [b,f] [1,5]- diazocine-6,12-dione was prepared from 2-chloro-5-methyl-5,6,11,12-tetrahydro dibenzo [b,f] [1,5]diazocine-6,12- dione and 3-(4-methyl-piperazino)-n-propy1 chloride. Its bis-hydrogenmaleate had a melting point of 169 C.
• Example 48 Using a procedure analogous to that described in Example 45 (a), 5-methyl-7-chloro-11-[3-(4-methyl-piperazino)-n-propyl]-5,6,11,12-tetrahydro dibenzo [b,f] [1,5]-
• diazocine-6,12-dione was prepared from 5-methy1-7- chloro-5,6,11,12-tetrahydro dibenzo [b,f] [1,5]diazocine- 6,12-dione and 3-(4-methyl-piperazino)-n-propyl chloride. Its bis-hydrogenmaleate had a melting point of 170 C.
• Example 49 Using a procedure analogous to that described in Example 45 (b), 5 methyl-11-[3-dimethylamino n propyl1-5,6,11,12 tetrahydro dibenzo[b,f] [1,5]diazocine- 6,12-dione, M.P. 124 C., was prepared from S-methyl- 5,6,11,12 tetrahydro dibenzo[b,t] [1,5]diazocine-6,12- dione and 3-dimethylamino-n-propyl chloride.
• Example 50 Using a procedure analogous to that described in Example 45 (b), 5 methyl 9 chloro-l1-(3-piperidino-npropyl)-5,6,11,12-tetrahydro dibenzo[b,f] [1,5]diazocine- 6,12-dione, M.P. 112 C., was prepared from 5-methyl-9- chloro-5,6,11,12-tetrahydro dibenzo[b,f] [1,51diazocine- 6,12-dione and 3-piperidino-n-propyl chloride.
• Example 51 Using a procedure analogous to that described in Example 45 (c), 2-chloro-5-methyl-11-(2-diethy1-aminoethyl) -5,6,11,12-tetrahydro dibenzo [b,f] [1,5]diazocine- 6,12-dione, M.P. 103 C., was prepared from 2-chloro-5- methyl-5,6,11,12-tetrahydro dibenzo [b,f] [1,5]diazocine- 6,12-dione and 2-diethylamino-ethyl chloride.
• Example 52 Using a procedure analogous to that described in Example 45 (c), S-methyl 7 chloro-11-(2-morpholinoethyl)-5,6,11,12-tetrahydro dibenzo[b,f] [1,5]diazocine- 6,12-dione, M.P. 157 C., was prepared from 5-methyl-7- chloro-5,6,11,12-tetrahydro dibenzo[b,f][1,5]diazocine- 6,12-dione and 2-morpholino-ethyl chloride.
• Example 53 -Preparation of S-methyl-l1-[3-(4-methylpiperazino) n propyl]-5,6,11,12-tetrahydro-dibenzo- [b,f] [1,5]diazocine-6,12-dione by method A in ethanol A solution of 2.5 gm. (0.01 mol) of 5-methyl-5,6,11,12- tetrahydro-dibenzo[b,f] [1,5]diazoeine-6,12-dione, 1.8 gm. (0.01 mol) of 3-(4-methyl-piperazino)-n-propyl chloride and 2.1 gm.
• the compounds according to the present invention that is, those embraced by Formula I above and their nontoxic, pharmacologically acceptable acid addition salts, have useful pharmacodynamic properties. More particularly, they exhibit very effective antitussive and antiemetic activities in warm-blooded animals.
• the compounds according to the present invention are administered to warmblooded animals perorally or parenterally as active ingredients in customary dosage unit compositions, that is, compositions in dosage unit form consisting essentially of an inert pharmaceutical carrier and one dosage unit of the active ingredient, such as tablets, coated pills, suppositon'es, solutions, suspensions, syrups, capsules, wafers and the like.
• One dosage unit of the compounds according to the present invention is from 25 to mgm., and the average daily dosage is from 75 to 300 mgm.
• compositions comprising a compound of the instant invention as an active ingredient.
• the parts are parts by weight unless otherwise specified.
• Example 5 4.Tablets The tablet composition is compounded from the following ingredients:
• Example 55 Coated pills
• the tablets prepared in accordance with Example 54 are coated in customary fashion with a thin shell consisting essentially of talcum and sugar, and the coated tablets are polished with beeswax. Each coated tablet weighs approximately 350 mgm. and the same active ingredient content as the uncoated tablets of Example 54.
• Example 56 The suppository composition is compounded from the following ingredients:
• Example 5 7.Drop solution Compounding procedure-The p-hydroxybenzoic acid esters, the oil of anise and the menthol are dissolved in the ethanol (Solution A). The saccharin sodium and the tetrahydro-dibenzodiazocine-dione compound are dissolved in the distilled water, and the glycerine is added to the aqueous solution (Solution B). Solutions A and B are thoroughly admixed with each other, and the mixed solution is filtered until clear. 1 cc. of the solution (about 20 drops) contains 60 mgm. of the active ingredient.
• Example 5 8.Cough syrup The syrup is compounded from the following ingredients:
• Example 59 The solution is compounded from the following ingredients:
• Each ampule contains 25 mgm. of the active ingredient.
• Example 60 Gelatin capsules The capsule filler composition is compounded from the following ingredients:
• R and R are each hydrogen or halogen
• R is lower alkyl, allyl or benzyl
• R and R are each lower alkyl or, together with each other and the nitrogen atom to which they are attached, form a pyrrolidino, piperidino, morpholino or N'- methyl-piperazino ring, and
• -A is ethylene or propylene
• R is 8-chloro
• R is hydrogen
• R is methyl
• R and R together with each other and the nitrogen atom to which they are attached form the morpholino ring
• A is n-propylene.
• R and R are hydrogen, R is methyl, R and R together with each other and the nitrogen atom to which they are attached form the morpholino ring, and A is n-propylene.
• R is 8-chloro
• R is hydrogen
• R is methyl
• R and R are methyl
• A is n-propylene.
• R is 9-chloro
• R is hydrogen
• R is methyl
• R and R together with each other and the nitrogen atom to which they are attached form the N'-methyl-piperazino ring
• A is n-propylene.

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• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
• Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

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• 1965
  • 1965-10-21 DE DE19651620514 patent/DE1620514A1/de active Pending
• 1966
  • 1966-04-21 DE DE19661620543 patent/DE1620543A1/de active Pending
  • 1966-10-17 GB GB46382/66A patent/GB1156995A/en not_active Expired
  • 1966-10-21 FR FR81093A patent/FR5927M/fr not_active Expired
  • 1966-10-21 US US588330A patent/US3470152A/en not_active Expired - Lifetime

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